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itkInterpolateImageFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkInterpolateImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/10/01 11:26:51 $
00007   Version:   $Revision: 1.5 $
00008 
00009   Copyright (c) 2002 Insight Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkInterpolateImageFilter_h
00018 #define __itkInterpolateImageFilter_h
00019 
00020 #include "itkImageToImageFilter.h"
00021 #include "itkImage.h"
00022 #include "itkInterpolateImageFunction.h"
00023 #include "itkLinearInterpolateImageFunction.h"
00024 
00025 namespace itk
00026 {
00027 
00044 template < class TInputImage, class TOutputImage >
00045 class ITK_EXPORT InterpolateImageFilter:
00046     public ImageToImageFilter<TInputImage, TOutputImage>
00047 {
00048 public:
00050   typedef InterpolateImageFilter         Self;
00051   typedef ImageToImageFilter<TInputImage,TOutputImage>  Superclass;
00052   typedef SmartPointer<Self>        Pointer;
00053   typedef SmartPointer<const Self>  ConstPointer;
00054 
00056   itkNewMacro(Self);  
00057 
00059   itkTypeMacro(InterpolateImageFilter, ImageToImageFilter);
00060 
00062   typedef typename Superclass::InputImageType InputImageType;
00063   typedef typename Superclass::InputImagePointer InputImagePointer;
00064   typedef typename Superclass::OutputImageType OutputImageType;
00065   typedef typename Superclass::OutputImagePointer OutputImagePointer;
00066   typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
00067 
00069   itkStaticConstMacro(ImageDimension, unsigned int,
00070                       TOutputImage::ImageDimension);
00071   itkStaticConstMacro(IntermediateImageDimension, unsigned int,
00072                       TOutputImage::ImageDimension + 1);
00073 
00075   typedef typename TInputImage::PixelType InputPixelType;
00076   typedef Image<InputPixelType,itkGetStaticConstMacro(IntermediateImageDimension)> IntermediateImageType;
00077   typedef InterpolateImageFunction<IntermediateImageType> InterpolatorType;
00078 
00080    void SetInput1( const InputImageType * image)
00081     { this->SetInput( image ); }
00082    const InputImageType * GetInput1()
00083     { return this->GetInput(); }
00084 
00086    void SetInput2( const InputImageType * image);
00087    const InputImageType * GetInput2();
00088 
00091   itkSetClampMacro( Distance, double, 0.0, 1.0 );
00092   itkGetMacro( Distance, double );
00093 
00095   itkSetObjectMacro( Interpolator, InterpolatorType ) 
00096 
00098   itkGetObjectMacro( Interpolator, InterpolatorType );
00099 
00102   void BeforeThreadedGenerateData();
00103 
00105   void AfterThreadedGenerateData();
00106 
00107 protected:
00108   InterpolateImageFilter();
00109   ~InterpolateImageFilter() {};
00110   void PrintSelf(std::ostream& os, Indent indent) const;
00111 
00113   void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread,
00114                             int threadId );
00115 
00116 private:
00117   InterpolateImageFilter(const Self&); //purposely not implemented
00118   void operator=(const Self&); //purposely not implemented
00119 
00120   typename InterpolatorType::Pointer      m_Interpolator;
00121   typename IntermediateImageType::Pointer m_IntermediateImage;
00122   double                                  m_Distance;
00123 
00124 };
00125 
00126   
00127 } // end namespace itk
00128   
00129 #ifndef ITK_MANUAL_INSTANTIATION
00130 #include "itkInterpolateImageFilter.txx"
00131 #endif
00132   
00133 #endif

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